Home / 1,077,617.60-1,616,367.80-329,663.60

Finding the Fourth Proportional to 1,077,617.60, 1,616,367.80 and 329,663.60

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Solution

The fourth proportional to 1,077,617.60, 1,616,367.80 and 329,663.60 is: 494,477.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,617.60 : 1,616,367.80 = 329,663.60 : x
  2. Step 2: Convert to fraction form
    1,077,617.60/1,616,367.80 = 329,663.60/x
  3. Step 3: Cross multiply
    1,077,617.60x = 1,616,367.80 × 329,663.60
  4. Step 4: Simplify right side
    1,077,617.60x = 532,857,627,872.08
  5. Step 5: Solve for x
    x = 532,857,627,872.08/1,077,617.60
  6. Step 6: Final answer
    x = 494,477.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.